endocrine or metabolic conditions (n=3), such as disorders of fluid (cases 12 562, OR 1·06, SE 0·01, 95% CI 1·04–1·08; p=5·77 × 10−8); infectious diseases (n=4), such as viral hepatitis (cases 135, OR 1·3, SE 0·03, 95% CI 1·23–1·38; p=3·34 × 10−20); and digestive diseases (n=3), including cirrhosis of liver (cases 1928, OR 1·14, SE 0·02, 95% CI 1·10–1·19; p=2·49 × 10−8).